--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-06-10T00:00:00Z' dns-udp-queries-received-ipv4: 1596911689 dns-udp-queries-received-ipv6: 343808907 dns-tcp-queries-received-ipv4: 1284473 dns-tcp-queries-received-ipv6: 7066511 dns-udp-responses-sent-ipv4: 1591030217 dns-udp-responses-sent-ipv6: 344521024 dns-tcp-responses-sent-ipv4: 1130327 dns-tcp-responses-sent-ipv6: 7555450